#677CA8#677CA8

#677CA8 is a mid, moderate blue. Relative luminance 0.201; OKLCH L 58.7% C 0.072 H 264.6°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#677CA8
RGB	rgb(103, 124, 168)
HSL	hsl(221, 27%, 53%)
HSV	hsv(221, 39%, 66%)
CMYK	cmyk(38.7%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(51.98, 3.72, -25.89)
CIE-LCH	lch(51.98, 26.15, 278.19°)
OKLab	oklab(58.72% -0.0068 -0.072)
OKLCH	oklch(58.72% 0.072 264.6)
XYZ	xyz(19.8669, 20.1251, 39.8759)
Luminance	0.2013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CA8 #A89367

analogous

#679DA8 #677CA8 #7267A8

triadic

#677CA8 #A8677C #7CA867

tetradic

#677CA8 #A8679D #A89367 #67A872

square

#677CA8 #A8679D #A89367 #67A872

split-complementary

#677CA8 #A87267 #9DA867

monochromatic

#36435F #4C5F85 #677CA8 #8E9EBE #B5BFD5

Accessibility & contrast

On white

4.18

#677CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#677CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CA8

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CA8	#FFFFFF	#000000	##000000
##677CA8	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7FAA

Deuteranopia (green-blind)

#6679A7

Tritanopia (blue-blind)

#52858B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #677ca8;
/* rgb */ color: rgb(103, 124, 168);
/* oklch */ color: oklch(58.7% 0.072 264.6);

Tailwind

colors: {
  custom: {
    50: '#95a1c2',
    500: '#677ca8',
    950: '#000000',
  },
}

SCSS

$custom: #677ca8;
$custom-light: #95a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#677ca8",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 220.615,
    "s": 27.197,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58718,
    "c": 0.07228,
    "h": 264.6
  },
  "luminance": 0.20126
}

Semantic roles & 50–950 ramp

primary

#677CA8

secondary

#C3BAA7

accent

#A564C4

background

#F9F9FB

surface

#F2F2F7

border

#CCCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #677CA8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →